54 static irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg)  in radeon_driver_irq_handler_kms()  argument
119 	spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_driver_irq_preinstall_kms()
122 		atomic_set(&rdev->irq.ring_int[i], 0);  in radeon_driver_irq_preinstall_kms()
123 	rdev->irq.dpm_thermal = false;  in radeon_driver_irq_preinstall_kms()
125 		rdev->irq.hpd[i] = false;  in radeon_driver_irq_preinstall_kms()
127 		rdev->irq.crtc_vblank_int[i] = false;  in radeon_driver_irq_preinstall_kms()
128 		atomic_set(&rdev->irq.pflip[i], 0);  in radeon_driver_irq_preinstall_kms()
129 		rdev->irq.afmt[i] = false;  in radeon_driver_irq_preinstall_kms()
132 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_driver_irq_preinstall_kms()
173 	spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_driver_irq_uninstall_kms()
176 		atomic_set(&rdev->irq.ring_int[i], 0);  in radeon_driver_irq_uninstall_kms()
177 	rdev->irq.dpm_thermal = false;  in radeon_driver_irq_uninstall_kms()
179 		rdev->irq.hpd[i] = false;  in radeon_driver_irq_uninstall_kms()
181 		rdev->irq.crtc_vblank_int[i] = false;  in radeon_driver_irq_uninstall_kms()
182 		atomic_set(&rdev->irq.pflip[i], 0);  in radeon_driver_irq_uninstall_kms()
183 		rdev->irq.afmt[i] = false;  in radeon_driver_irq_uninstall_kms()
186 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_driver_irq_uninstall_kms()
189 static int radeon_irq_install(struct radeon_device *rdev, int irq)  in radeon_irq_install()  argument
194 	if (irq == IRQ_NOTCONNECTED)  in radeon_irq_install()
200 	ret = request_irq(irq, radeon_driver_irq_handler_kms,  in radeon_irq_install()
216 	free_irq(pdev->irq, dev);  in radeon_irq_uninstall()
313 	spin_lock_init(&rdev->irq.lock);  in radeon_irq_kms_init()
338 	rdev->irq.installed = true;  in radeon_irq_kms_init()
339 	r = radeon_irq_install(rdev, rdev->pdev->irq);  in radeon_irq_kms_init()
341 		rdev->irq.installed = false;  in radeon_irq_kms_init()
359 	if (rdev->irq.installed) {  in radeon_irq_kms_fini()
361 		rdev->irq.installed = false;  in radeon_irq_kms_fini()
382 	if (!rdev->irq.installed)  in radeon_irq_kms_sw_irq_get()
385 	if (atomic_inc_return(&rdev->irq.ring_int[ring]) == 1) {  in radeon_irq_kms_sw_irq_get()
386 		spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_sw_irq_get()
388 		spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_sw_irq_get()
404 	return atomic_inc_return(&rdev->irq.ring_int[ring]) == 1;  in radeon_irq_kms_sw_irq_get_delayed()
421 	if (!rdev->irq.installed)  in radeon_irq_kms_sw_irq_put()
424 	if (atomic_dec_and_test(&rdev->irq.ring_int[ring])) {  in radeon_irq_kms_sw_irq_put()
425 		spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_sw_irq_put()
427 		spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_sw_irq_put()
447 	if (!rdev->irq.installed)  in radeon_irq_kms_pflip_irq_get()
450 	if (atomic_inc_return(&rdev->irq.pflip[crtc]) == 1) {  in radeon_irq_kms_pflip_irq_get()
451 		spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_pflip_irq_get()
453 		spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_pflip_irq_get()
473 	if (!rdev->irq.installed)  in radeon_irq_kms_pflip_irq_put()
476 	if (atomic_dec_and_test(&rdev->irq.pflip[crtc])) {  in radeon_irq_kms_pflip_irq_put()
477 		spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_pflip_irq_put()
479 		spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_pflip_irq_put()
495 	if (!rdev->irq.installed)  in radeon_irq_kms_enable_afmt()
498 	spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_enable_afmt()
499 	rdev->irq.afmt[block] = true;  in radeon_irq_kms_enable_afmt()
501 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_enable_afmt()
517 	if (!rdev->irq.installed)  in radeon_irq_kms_disable_afmt()
520 	spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_disable_afmt()
521 	rdev->irq.afmt[block] = false;  in radeon_irq_kms_disable_afmt()
523 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_disable_afmt()
539 	if (!rdev->irq.installed)  in radeon_irq_kms_enable_hpd()
542 	spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_enable_hpd()
544 		rdev->irq.hpd[i] |= !!(hpd_mask & (1 << i));  in radeon_irq_kms_enable_hpd()
546 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_enable_hpd()
562 	if (!rdev->irq.installed)  in radeon_irq_kms_disable_hpd()
565 	spin_lock_irqsave(&rdev->irq.lock, irqflags);  in radeon_irq_kms_disable_hpd()
567 		rdev->irq.hpd[i] &= !(hpd_mask & (1 << i));  in radeon_irq_kms_disable_hpd()
569 	spin_unlock_irqrestore(&rdev->irq.lock, irqflags);  in radeon_irq_kms_disable_hpd()